Fight Money is an in-game currency.
Street Fighter IV
In Street Fighter IV, Balrog mentions the Fight Money when losing.
Street Fighter V
In Street Fighter V, Fight Money are the primary in-game currency to buy fighters, stages, costumes, colors, titles and Fighter Profile designs. Fight Money is giving as a reward for winning matches online (50 FM per match) aswell as completing Daily Targets, ranging from 100 to 5000 FM. There are also rewards for leveling characters (1000 FM per level) and completing game modes though this is only a one time reward.
Trivia
- The trophy achivement, "Priceless", requires the player to earn a total of 1 million Fight Money.